WO2022253069A1 - Belt conveyor rubber belt surface dust cleaning device and mounting method - Google Patents

Belt conveyor rubber belt surface dust cleaning device and mounting method Download PDF

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Publication number
WO2022253069A1
WO2022253069A1 PCT/CN2022/094920 CN2022094920W WO2022253069A1 WO 2022253069 A1 WO2022253069 A1 WO 2022253069A1 CN 2022094920 W CN2022094920 W CN 2022094920W WO 2022253069 A1 WO2022253069 A1 WO 2022253069A1
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WO
WIPO (PCT)
Prior art keywords
belt
water
roller brush
roller
brush cleaner
Prior art date
Application number
PCT/CN2022/094920
Other languages
French (fr)
Chinese (zh)
Inventor
于涛
毕法森
张国斌
官超
马忠杰
Original Assignee
华能伊敏煤电有限责任公司
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Publication of WO2022253069A1 publication Critical patent/WO2022253069A1/en

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G45/00—Lubricating, cleaning, or clearing devices
    • B65G45/10—Cleaning devices
    • B65G45/24—Cleaning devices comprising plural diverse cleaning devices
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G15/00—Conveyors having endless load-conveying surfaces, i.e. belts and like continuous members, to which tractive effort is transmitted by means other than endless driving elements of similar configuration
    • B65G15/30—Belts or like endless load-carriers
    • B65G15/32—Belts or like endless load-carriers made of rubber or plastics
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G45/00—Lubricating, cleaning, or clearing devices
    • B65G45/10—Cleaning devices
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G45/00—Lubricating, cleaning, or clearing devices
    • B65G45/10—Cleaning devices
    • B65G45/18—Cleaning devices comprising brushes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G45/00—Lubricating, cleaning, or clearing devices
    • B65G45/10—Cleaning devices
    • B65G45/22—Cleaning devices comprising fluid applying means
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F11/00—Treatment of sludge; Devices therefor

Definitions

  • the invention relates to a dust cleaning device and an installation method on the belt surface of a belt conveyor.
  • the whole length of the ash removal belt conveyor system of the power plant is 5.5 kilometers, and there are two parallel arrangements installed. There are a total of 6 belt conveyors.
  • the original cleaners on the head of the dust removal belt machine are P-type and H Type, NPS and other metal cleaners, because the original cleaners are made of metal materials, the damage to the surface of the tape is greater, resulting in peeling, chutes, and unevenness on the surface of the tape, which is not conducive to the removal of dust on the surface of the tape.
  • the characteristics of the dust generated after coal burning in the power plant are small in particle size, light in weight, strong in adhesion, and easy to harden after being wet.
  • the effect is not great, resulting in a large amount of dust accumulation under the tape along the return line of the tape machine, especially after passing through the lower horizontal roller, the vibration dust of the tape is raised and scattered on the ground to pollute the environment.
  • the tape machine system needs to be equipped with a lot of sanitation Cleaning personnel carry out dust cleaning, which not only increases the labor intensity of the staff, but also causes a great waste of human resources.
  • the object of the present invention is to provide a kind of belt conveyor belt surface dust cleaning device and installation method, this structure and method have overcome the damage of prior art metal cleaner to the belt surface, play the effect of dust cleaning, protection belt, simultaneously In order to meet the requirements of environmental protection, achieve the goal of zero discharge of wastewater, and ensure the normative requirements of occupational health in the workplace of enterprise employees.
  • a device for cleaning dust on the belt surface of a belt conveyor which consists of: a pressure roller, the pressure roller is installed on the non-working surface of the return belt, one end of the pressure roller is fixed with a transmission wheel II, and the transmission wheel II is respectively connected with the transmission wheels I of the two roller brush cleaners through a triangular transmission belt.
  • the outer surface of the roller brush cleaners is provided with bristles, and the bottom of the roller brush cleaners is equipped with a sump 6.
  • An overflow port is installed at the bottom of the water tank, and the overflow port is connected to the distribution box through a pipeline.
  • the distribution box is divided into a water side box and a mud side box through a partition.
  • the clean water pump is connected to the clean water pump through the pipeline, and the clean water pump is connected to the spray head through the pipeline, and the spray head is installed at the front end of the rolling brush cleaner.
  • the dust cleaning device on the belt surface of the belt conveyor, the pressure roller and the roller brush cleaner are respectively connected to the bearing seat on the frame, and the spray head and the clean water pump
  • An external water supply system is installed on the pipeline, and a plate cleaner is installed behind the roller brush cleaner, and the belt drives the main roller to drive the non-working surface of the return belt to move.
  • a device and installation method for cleaning dust on the belt surface of a belt conveyor comprising the following steps: (1) Fabrication and installation of pressure rollers installed on the non-working surface of the return belt:
  • the pressure roller is made of ⁇ 219 ⁇ 10 carbon steel pipe.
  • the surface of the pressure roller is lined with rubber or stripes.
  • the thickness of the rubber lining is 10mm.
  • the end cover is connected to the shaft, and the center alignment test is carried out.
  • the shaft and the pressure roller are kept concentric; a set of PC210 bearing seats are installed on both sides of the shaft end.
  • the V-belt 4-groove transmission wheel is installed.
  • the barrel part of the roller brush cleaner is made of PVC, and its external dimensions are ⁇ 160 ⁇ 1000 or the length of the roller brush barrel is determined according to the tape width.
  • the single bundle size of the brush is ⁇ 5 ⁇ 90, and it is made of nylon fiber.
  • the diameter is 0.3mm, and the distance between the hair bundles is 10mm.
  • the cylinder body of the roller brush is connected to the long shaft through the end covers on both sides to form a whole. Self-sealing form should be adopted. Since the roller brush cleaner is under the belt, its installation position can be on the basis of the frame, and channel steel is used to prepare the structural parts used for the installation of the roller brush cleaner;
  • the cylinder body of the roller brush and the end covers on both sides are connected by bolts, and the end cover and the whole shaft are connected by keys to ensure that the main shaft, the cylinder body of the roller brush and the end covers on both sides are concentric;
  • the drive end of the brush cleaner is equipped with a V-belt groove drive wheel 1. After the roller brush cleaner and the pressure roller are installed, the V-belt is connected, and the friction between the pressure roller and the return tape can be adjusted by the fixing bolts of the respective bearing seats. Tension, the contact area between the bristles of the roller brush cleaner and the tape, and the tension of the V-belt;
  • a water receiving tank is prepared under the roller brush cleaner.
  • the water receiving tank is made of 5mm steel plate as a whole, and it is directly seated on the ground, and the tape is sprayed with water and mud-water mixture All fall inside the water receiving tank, the water receiving tank is arranged obliquely, the lowest end direction is the position of the discharge pipe, the muddy water mixture deposited in the water receiving tank can be transported away through the discharge pipe to the next belt conveyor, at the high point of the side plate of the water receiving tank An overflow port is arranged, and the mixture of clean water and muddy water can flow into the distribution box below by itself through this overflow port;
  • the diversion box adopts channel steel as the skeleton, and its external dimensions are 2m in length, 1.5m in width and 1.8m in height.
  • a top-entry agitator is installed on the top of the diversion box to prevent the mud-water mixture from settling.
  • Two screw rods are installed outside the diversion box.
  • the pump is used to transport the gray-water mixture to the surface of the conveying medium of the next-level belt, and the gray-water mixture is loaded together with the ash conveyed on the surface of the return belt and then backfilled to the open-pit mine;
  • Two sets of spray water pipes are installed in front of the bristles of the roller brush cleaner.
  • the diameter of the spray water pipes is 25mm.
  • the spray water pipes are opened at intervals of 20mm and the diameter is 5mm.
  • clean water is sprayed to the surface of the tape through the spray head
  • the initial water of the spray system of the roller brush cleaner is the circulating water of the power plant
  • behind the roller brush cleaner and in the water receiving tank a plate cleaner is installed, and it is made of tetrafluoroethylene board , Remove the water on the surface of the belt and drop it into the sink.
  • the present invention is a belt conveyor belt surface dust cleaning device and its installation method.
  • the structure and method use the pressure roller installed on the non-working surface of the belt conveyor return belt as the driving source, and are connected and installed on the There are 2 sets of roller brush cleaners on the return belt working surface of the belt conveyor.
  • the outer surface of the roller brush cleaner cylinder is covered with bristles.
  • the roller brush cleaners are linked immediately to clean the surface of the belt through the bristles, and accompanied by There is a water spray system on the surface of the tape to achieve the purpose of water saving through recycling.
  • the belt conveyor of the present invention can not only effectively remove the dust accumulation on the surface of the tape through the installation of the roller brush cleaner, but also play the role of protecting the tape, which greatly reduces the maintenance cost and labor input of the equipment.
  • the design of the roller brush cleaner meets the characteristics of easy maintenance and replacement in the later stage of equipment operation, and can clean the single roller brush cylinder replace.
  • the type selection of the bearing seat on the frame of the present invention adopts a self-sealing form, which can prevent water and muddy water mixture from entering the interior of the bearing seat and causing damage to the bearing.
  • the roller brush cleaner of the present invention is located under the return tape, and its installation position needs to be arranged reasonably. One is to ensure effective transmission with the pressure roller, and the other is to ensure a good cleaning contact area with the return tape working surface. There is a big difference in the elevation between the cleaner and the tape machine frame. On the basis of the frame, #12 channel steel is used to prepare the structural parts used for the installation of the roller brush cleaner.
  • the roller brush cylinder and the end covers on both sides are connected by bolts, and the end cover and the whole
  • the shaft is connected by a key, and this structure is set to facilitate the replacement of the roller brush cylinder, and at the same time, it can ensure that the roller brush cleaner can run smoothly and without movement during the rotation process.
  • two screw pumps are installed outside the splitter box, which are used to transport the gray-water mixture to the surface of the next-level tape conveying medium.
  • the gray-water mixture and the ash conveyed by the tape table are loaded together and then backfilled in the open-pit mine. In order to achieve the purpose of zero discharge of waste water, to achieve the purpose of environmental protection.
  • 2 sets of spray water pipes are installed in front of the 2 sets of roller brushes of the roller brush cleaner, and the clear water is sprayed to the surface of the tape through the spray water pipes.
  • One is to play the role of dust reduction, and the other is to facilitate the cleaning of the dust on the surface of the tape.
  • the initial water for the spray system of the roller brush cleaner is the circulating water of the power plant.
  • a plate cleaner is installed behind the two sets of roller brush cleaners (in the range of the water receiving tank) to effectively remove the water on the surface of the belt and fall into the water receiving tank , Effectively ensure the cleanliness of the working environment.
  • a belt conveyor belt surface dust cleaning device which consists of: pressure roller 3, the pressure roller is installed on the non-working surface of the return belt, one end of the pressure roller is fixed with a transmission wheel II15, the transmission Wheel II is respectively connected with the transmission wheels I13 of two roller brush cleaners 4 through a triangular transmission belt 14.
  • the outer surface of the roller brush cleaners is provided with bristles 12, and the bottom of the roller brush cleaners is equipped with a sump 6.
  • An overflow port 7 is installed at the bottom of the sump, and the overflow port is connected to the distribution box through a pipeline, and the distribution box is divided into a water side box body 10 and a mud side box body 8 through a partition.
  • the side of the water side box is connected to the clean water pump 11 through the pipeline, and the clean water pump is connected to the spray head 2 through the pipeline, and the spray head is installed at the front end of the roller brush cleaner.
  • the pressure roller and the rolling brush cleaner are respectively connected to the bearing housing 16 on the frame, and the spray head is connected to the
  • An external water replenishment system is installed on the pipeline between the clear water pumps, a mud cleaning port 9 is installed at the bottom of the mud side box, a plate cleaner 5 is installed behind the roller brush cleaner, and the belt drives the main drum 1 to drive Non-working surface movement of the return tape.
  • the method comprises the steps:
  • the pressure roller is made of ⁇ 219 ⁇ 10 carbon steel pipe.
  • the surface of the pressure roller is lined with rubber or stripes.
  • the thickness of the rubber lining is 10mm.
  • the end cover is connected to the shaft, and the center alignment test is carried out.
  • the shaft and the pressure roller are kept concentric; a set of PC210 bearing seats are installed on both sides of the shaft end.
  • the V-belt 4-groove transmission wheel is installed.
  • the barrel part of the roller brush cleaner is made of PVC, and its external dimensions are ⁇ 160 ⁇ 1000 or the length of the roller brush barrel is determined according to the tape width.
  • the single bundle size of the brush is ⁇ 5 ⁇ 90, and it is made of nylon fiber.
  • the diameter is 0.3mm, and the distance between the hair bundles is 10mm.
  • the cylinder body of the roller brush is connected to the long shaft through the end covers on both sides to form a whole. Self-sealing form should be adopted. Since the roller brush cleaner is under the belt, its installation position can be on the basis of the frame, and channel steel is used to prepare the structural parts used for the installation of the roller brush cleaner;
  • the cylinder body of the roller brush and the end covers on both sides are connected by bolts, and the end cover and the whole shaft are connected by keys to ensure that the main shaft, the cylinder body of the roller brush and the end covers on both sides are concentric;
  • the drive end of the brush cleaner is equipped with a V-belt groove drive wheel 1. After the roller brush cleaner and the pressure roller are installed, the V-belt is connected, and the friction between the pressure roller and the return tape can be adjusted by the fixing bolts of the respective bearing seats. Tension, the contact area between the bristles of the roller brush cleaner and the tape, and the tension of the V-belt;
  • a water receiving tank is prepared under the roller brush cleaner.
  • the water receiving tank is made of 5mm steel plate as a whole, and it is directly seated on the ground, and the tape is sprayed with water and mud-water mixture All fall inside the water receiving tank, the water receiving tank is arranged obliquely, the lowest end direction is the position of the discharge pipe, the muddy water mixture deposited in the water receiving tank can be transported away through the discharge pipe to the next belt conveyor, at the high point of the side plate of the water receiving tank An overflow port is arranged, and the mixture of clean water and muddy water can flow into the distribution box below by itself through this overflow port;
  • the diversion box adopts channel steel as the skeleton, and its external dimensions are 2m in length, 1.5m in width and 1.8m in height.
  • a top-entry agitator is installed on the top of the diversion box to prevent the mud-water mixture from settling.
  • Two screw rods are installed outside the diversion box.
  • the pump is used to transport the gray-water mixture to the surface of the conveying medium of the next-level belt, and the gray-water mixture is loaded together with the ash conveyed on the surface of the return belt and then backfilled to the open-pit mine;
  • Two sets of spray water pipes are installed in front of the bristles of the roller brush cleaner.
  • the diameter of the spray water pipes is 25mm.
  • the spray water pipes are opened at intervals of 20mm and the diameter is 5mm.
  • clean water is sprayed to the surface of the tape through the spray head
  • the initial water of the spray system of the roller brush cleaner is the circulating water of the power plant
  • behind the roller brush cleaner and in the water receiving tank a plate cleaner is installed, and it is made of tetrafluoroethylene board , Remove the water on the surface of the belt and drop it into the sink.
  • the power plant has stepped up efforts to carry out comprehensive dust control on the dust removal belt conveyor system to ensure that the dust concentration in the workplace meets the national standards, and at the same time create a bright and clean working environment for employees.
  • the applicant has continuously improved and innovated the roller brush cleaner , has been approved by the staff at all levels of the Biotechnology Department of the Power Plant, the Combustion Department and other departments, and passed the application.
  • the installation test was carried out on the head of the tape machine on the side A of Ash #3. The installation did not change much for the frame of the tape machine. It does not affect the overall strength of the rack.
  • the specific test conditions are as follows:
  • the roller brush cleaner ran smoothly without any signs of axial movement. At the same time, it cleaned the dust on the surface of the tape very cleanly and thoroughly. The surface of the tape was wiped with a white rag, and it was as clean as before, but there were certain defects in the leakage of spray water and the treatment of muddy water. Later, it took 3 months to improve the spray water system of the roller brush cleaner, and finally formed After receiving water tank, diverter box, and adding auxiliary systems such as plate cleaners, good expected results were finally formed, and the renovation and installation of the other five belt conveyor roller brush cleaners in the ash removal system were completed, and this project was extended to the transportation Coal system, and achieved good application results.

Abstract

A belt conveyor rubber belt surface dust cleaning device. Sweepers in the prior art are made of metal materials, damage to the surfaces of rubber belts is large, peeling, sliding grooves, and unevenness of the surfaces of the rubber belts are caused, and sweeping of dust on the surfaces of the rubber belts is not facilitated. The belt conveyor rubber belt surface dust cleaning device of the present invention comprises a pressing roller (3); the pressing roller is mounted on a non-working surface of a return rubber belt; a transmission wheel II (15) is fixed at one end of the pressing roller; the transmission wheel II is connected to transmission wheels I (13) of two rolling brush sweepers (4) by means of triangular transmission belts, respectively; bristles (12) are mounted on the outer side surfaces of the rolling brush sweepers; a water collecting tank (6) is mounted below the rolling brush sweepers; an overflow port is mounted at the bottom of the water collecting tank; the overflow port is connected to a flow dividing box by means of a pipeline; the flow dividing box is divided into a water-side box body (10) and a mud-side box body (8) by means of a partition plate; a side surface of the water-side box body is connected to a clean water pump (11) by means of a pipeline; and the clean water pump is connected to a spraying head (2) by means of a pipeline. The present invention is used for the belt conveyor rubber belt surface dust cleaning device.

Description

带式输送机胶带表面粉尘清扫装置及安装方法Belt conveyor belt surface dust cleaning device and installation method 技术领域technical field
本发明涉及一种带式输送机胶带表面粉尘清扫装置及安装方法。The invention relates to a dust cleaning device and an installation method on the belt surface of a belt conveyor.
背景技术Background technique
电厂除灰胶带机系统全程长度为5.5公里，安装有双路并列布置，共计6条胶带机，将灰库排灰加湿搅拌后排至终点装车站，装车后送至露天矿回填；电厂加大力度对除灰胶带机系统进行粉尘综合治理，确保工作场所粉尘浓度符合国家标准，同时也为职工营造一个明亮、整洁的工作环境；除灰胶带机头部原有清扫器为P型、H型，NPS型等金属清扫器扫器，由于原有清扫器采用金属材质制作，对胶带表面的损害较大，造成胶带表面起皮、出现滑槽、凹凸不平等现象，不利于胶带表面粉尘的清扫，而且造成恶性循环；再者，电厂燃煤后所产生的粉尘特性，具有粒度小，质量轻，附着性强以及潮湿后易发生板结等特点，以上类型清扫器对胶带机回程带灰所起作用不大，造成胶带机回程沿线胶带下方有大量积灰，尤其是通过下水平托辊后，受胶带的抖动粉尘扬起并散落在地面污染环境，同时，胶带机系统需配备大量的卫生清扫人员进行粉尘清扫，不仅增加工作人员的劳动强度，同时在人力资源上也造成了极大的浪费。The whole length of the ash removal belt conveyor system of the power plant is 5.5 kilometers, and there are two parallel arrangements installed. There are a total of 6 belt conveyors. Make great efforts to carry out comprehensive dust control on the dust removal belt machine system to ensure that the dust concentration in the workplace meets the national standards, and at the same time create a bright and clean working environment for employees; the original cleaners on the head of the dust removal belt machine are P-type and H Type, NPS and other metal cleaners, because the original cleaners are made of metal materials, the damage to the surface of the tape is greater, resulting in peeling, chutes, and unevenness on the surface of the tape, which is not conducive to the removal of dust on the surface of the tape. Furthermore, the characteristics of the dust generated after coal burning in the power plant are small in particle size, light in weight, strong in adhesion, and easy to harden after being wet. The effect is not great, resulting in a large amount of dust accumulation under the tape along the return line of the tape machine, especially after passing through the lower horizontal roller, the vibration dust of the tape is raised and scattered on the ground to pollute the environment. At the same time, the tape machine system needs to be equipped with a lot of sanitation Cleaning personnel carry out dust cleaning, which not only increases the labor intensity of the staff, but also causes a great waste of human resources.
发明内容Contents of the invention
本发明的目的是提供一种带式输送机胶带表面粉尘清扫装置及安装方法，该结构及方法克服了现有技术金属清扫器对胶带表面的损伤，起到粉尘清扫、保护胶带的作用，同时为满足环保要求，达到废水零排放的目的，并保证企业员工工作场所职业健康的规范要求。The object of the present invention is to provide a kind of belt conveyor belt surface dust cleaning device and installation method, this structure and method have overcome the damage of prior art metal cleaner to the belt surface, play the effect of dust cleaning, protection belt, simultaneously In order to meet the requirements of environmental protection, achieve the goal of zero discharge of wastewater, and ensure the normative requirements of occupational health in the workplace of enterprise employees.
技术解决方案technical solution
上述的目的通过以下的技术方案实现：Above-mentioned purpose realizes by following technical scheme:
一种带式输送机胶带表面粉尘清扫装置，其组成包括：压辊，所述的压辊安装于回程胶带非工作面，所述的压辊的一端固定有传动轮II，所述的传动轮II分别通过三角传动带与2个滚刷清扫器的传动轮I连接，所述的滚刷清扫器外边面安装有刷毛，所述的滚刷清扫器的下方安装有集水槽6，所述的集水槽底部安装有溢流口，所述的溢流口通过管路与分流箱连接，所述的分流箱通过隔板分为水侧箱体、泥侧箱体，所述的水侧箱体侧面通过管路与清水泵连接，所述的清水泵通过管路连接喷淋头，所述的喷淋头安装在所述的滚刷清扫器前端。A device for cleaning dust on the belt surface of a belt conveyor, which consists of: a pressure roller, the pressure roller is installed on the non-working surface of the return belt, one end of the pressure roller is fixed with a transmission wheel II, and the transmission wheel II is respectively connected with the transmission wheels I of the two roller brush cleaners through a triangular transmission belt. The outer surface of the roller brush cleaners is provided with bristles, and the bottom of the roller brush cleaners is equipped with a sump 6. An overflow port is installed at the bottom of the water tank, and the overflow port is connected to the distribution box through a pipeline. The distribution box is divided into a water side box and a mud side box through a partition. The clean water pump is connected to the clean water pump through the pipeline, and the clean water pump is connected to the spray head through the pipeline, and the spray head is installed at the front end of the rolling brush cleaner.
所述的带式输送机胶带表面粉尘清扫装置，所述的压辊、所述的滚刷清扫器分别与机架上的轴承座连接，所述的喷淋头与所述的清水泵之间的管路上安装有外部补水系统，所述的滚刷清扫器后安装有板式清扫器，胶带驱动主滚筒带动回程胶带非工作面运动。The dust cleaning device on the belt surface of the belt conveyor, the pressure roller and the roller brush cleaner are respectively connected to the bearing seat on the frame, and the spray head and the clean water pump An external water supply system is installed on the pipeline, and a plate cleaner is installed behind the roller brush cleaner, and the belt drives the main roller to drive the non-working surface of the return belt to move.
一种带式输送机胶带表面粉尘清扫装置及安装方法，该方法包括如下步骤：（1）安装于回程胶带非工作面压辊的制作与安装：A device and installation method for cleaning dust on the belt surface of a belt conveyor, the method comprising the following steps: (1) Fabrication and installation of pressure rollers installed on the non-working surface of the return belt:
所述的压辊采用ф219×10得碳钢管配制，其表面增面衬胶或条纹衬胶，衬胶厚度为10mm，将ф50mm、长度为1250mm整轴贯穿于压辊内部，压辊两侧采用端盖与轴连接，并进行中心找正试验，轴与压辊保持同心；轴端两侧安装有PC210轴承座各一套，轴承座的选型应采用自密封形式，压辊轴端驱动侧安装有三角带4槽传动轮，压辊整体组装工作完毕后，将压辊轴端轴承座分别安装于胶带机侧机架后，进行压辊与回程胶带的紧力调整，并进行回程胶带启动试验，压辊轴长可根据回程胶带宽进行调整；The pressure roller is made of ф219×10 carbon steel pipe. The surface of the pressure roller is lined with rubber or stripes. The thickness of the rubber lining is 10mm. The end cover is connected to the shaft, and the center alignment test is carried out. The shaft and the pressure roller are kept concentric; a set of PC210 bearing seats are installed on both sides of the shaft end. The V-belt 4-groove transmission wheel is installed. After the overall assembly of the pressure roller is completed, the bearing housings at the shaft end of the pressure roller are respectively installed on the side frame of the belt machine, and the tension between the pressure roller and the return belt is adjusted, and the return belt is started. Test, the length of the pressing roller axis can be adjusted according to the belt width of the return rubber;
（2）滚刷清扫器的制作与安装：(2) Production and installation of roller brush cleaner:
所述的滚刷清扫器筒体部分材质为PVC，外形尺寸为ф160×1000或滚刷筒体长度按胶带宽确定，毛刷单束尺寸为ф5×90，采用尼龙纤维制作，单根尼龙纤维直径为0.3mm，毛束间距为10mm，滚刷筒体通过两侧端盖与长轴相连成为整体，长轴通过安装于轴端的轴承座与胶带机机架结构件相连，轴承座的选型应采用自密封形式，由于滚刷清扫器处于胶带下方，其安装位置可以在机架基础上，采用槽钢配制滚刷清扫器安装所用的结构件；The barrel part of the roller brush cleaner is made of PVC, and its external dimensions are ф160×1000 or the length of the roller brush barrel is determined according to the tape width. The single bundle size of the brush is ф5×90, and it is made of nylon fiber. The diameter is 0.3mm, and the distance between the hair bundles is 10mm. The cylinder body of the roller brush is connected to the long shaft through the end covers on both sides to form a whole. Self-sealing form should be adopted. Since the roller brush cleaner is under the belt, its installation position can be on the basis of the frame, and channel steel is used to prepare the structural parts used for the installation of the roller brush cleaner;
所述的滚刷筒体与两侧端盖采用螺栓连接，端盖与整轴采用键连接的方式，保证主轴、滚刷筒体、两侧端盖同心；The cylinder body of the roller brush and the end covers on both sides are connected by bolts, and the end cover and the whole shaft are connected by keys to ensure that the main shaft, the cylinder body of the roller brush and the end covers on both sides are concentric;
所述的滚刷清扫器驱动端安装有三角带槽传动轮I，滚刷清扫器与压辊安装完成后，连接三角传动带，可通过各自轴承座的固定螺栓来调节压辊与回程胶带的摩擦紧力、滚刷清扫器的刷毛与胶带的接触面积、三角带的张紧力；The drive end of the brush cleaner is equipped with a V-belt groove drive wheel 1. After the roller brush cleaner and the pressure roller are installed, the V-belt is connected, and the friction between the pressure roller and the return tape can be adjusted by the fixing bolts of the respective bearing seats. Tension, the contact area between the bristles of the roller brush cleaner and the tape, and the tension of the V-belt;
（3）所述的滚刷清扫器安装完成后，根据其整体安装位置，在滚刷清扫器下方配制接水槽，接水槽整体采用5mm钢板配制，直接座于地面，胶带喷淋水、泥水混合物全部落于接水槽内部，接水槽呈倾斜布置，最低端方向为落料管位置，在接水槽内沉淀的泥水混合物可通过落料管至下一条胶带机运走，在接水槽侧板高位点布置有溢流口，清水及泥水混合物可通过此溢流口自流到下方分流箱内；(3) After the installation of the roller brush cleaner is completed, according to its overall installation position, a water receiving tank is prepared under the roller brush cleaner. The water receiving tank is made of 5mm steel plate as a whole, and it is directly seated on the ground, and the tape is sprayed with water and mud-water mixture All fall inside the water receiving tank, the water receiving tank is arranged obliquely, the lowest end direction is the position of the discharge pipe, the muddy water mixture deposited in the water receiving tank can be transported away through the discharge pipe to the next belt conveyor, at the high point of the side plate of the water receiving tank An overflow port is arranged, and the mixture of clean water and muddy water can flow into the distribution box below by itself through this overflow port;
分流箱采用槽钢作为骨架，外形尺寸为长2m、宽1.5m、高1.8m，在分流箱体顶部安装有顶进式搅拌器，防止泥水混合物的沉淀，在分流箱外部安装有2台螺杆泵，用于将灰水混合物输送至下一级胶带输送介质表面，灰水混合物与回程胶带表面输送的灰分一同装车后到露天矿进行回填；The diversion box adopts channel steel as the skeleton, and its external dimensions are 2m in length, 1.5m in width and 1.8m in height. A top-entry agitator is installed on the top of the diversion box to prevent the mud-water mixture from settling. Two screw rods are installed outside the diversion box. The pump is used to transport the gray-water mixture to the surface of the conveying medium of the next-level belt, and the gray-water mixture is loaded together with the ash conveyed on the surface of the return belt and then backfilled to the open-pit mine;
所述的滚刷清扫器的刷毛前安装有2套喷淋水管，喷淋水管直径为25mm，在喷淋水管每间隔20mm开口，直径为5mm，喷淋水喷射方向与胶带表面呈60°布置，清水通过喷淋头喷向胶带表面，滚刷清扫器喷淋系统初始用水为电厂循环水，在滚刷清扫器后并且在接水槽内，安装有板式清扫器，并采用四氟乙烯板制作，将皮带表面积水清除掉，并落入接水槽内。Two sets of spray water pipes are installed in front of the bristles of the roller brush cleaner. The diameter of the spray water pipes is 25mm. The spray water pipes are opened at intervals of 20mm and the diameter is 5mm. , clean water is sprayed to the surface of the tape through the spray head, the initial water of the spray system of the roller brush cleaner is the circulating water of the power plant, behind the roller brush cleaner and in the water receiving tank, a plate cleaner is installed, and it is made of tetrafluoroethylene board , Remove the water on the surface of the belt and drop it into the sink.
有益效果Beneficial effect
1.本发明是一种带式输送机胶带表面粉尘清扫装置及其安装方法，该结构及方法采用安装于带式输送机回程胶带非工作面的压辊作为驱动源，通过三角传送带连接安装于带式输送机回程胶带工作面的2套滚刷清扫器，滚刷清扫器筒体外表面遍布刷毛，在胶带机运行过程中，滚刷清扫机随即联动，通过刷毛对胶带表面进行清扫，并伴有胶带表面水喷淋系统，通过回收再利用的方式实现节水的目的。1. The present invention is a belt conveyor belt surface dust cleaning device and its installation method. The structure and method use the pressure roller installed on the non-working surface of the belt conveyor return belt as the driving source, and are connected and installed on the There are 2 sets of roller brush cleaners on the return belt working surface of the belt conveyor. The outer surface of the roller brush cleaner cylinder is covered with bristles. During the operation of the belt conveyor, the roller brush cleaners are linked immediately to clean the surface of the belt through the bristles, and accompanied by There is a water spray system on the surface of the tape to achieve the purpose of water saving through recycling.
2.本发明的带式输送机通过滚刷清扫器的安装，不仅能够有效的清除胶带表面的积灰，同时起到保护胶带的作用，对设备的维护费用、人工投入在很大程度上都有所降低，同时，为起到保护环境的目的，达到废水零排放的要求，滚刷清扫器在设计上就满足了设备运行后期维护、更换方便的特点，可对单体滚刷筒体进行更换。2. The belt conveyor of the present invention can not only effectively remove the dust accumulation on the surface of the tape through the installation of the roller brush cleaner, but also play the role of protecting the tape, which greatly reduces the maintenance cost and labor input of the equipment. At the same time, in order to protect the environment and meet the requirements of zero discharge of waste water, the design of the roller brush cleaner meets the characteristics of easy maintenance and replacement in the later stage of equipment operation, and can clean the single roller brush cylinder replace.
3.本发明机架上的轴承座的选型采用自密封形式，能够防止水、泥水混合物进入轴承座内部导致轴承的损坏。3. The type selection of the bearing seat on the frame of the present invention adopts a self-sealing form, which can prevent water and muddy water mixture from entering the interior of the bearing seat and causing damage to the bearing.
4.本发明的滚刷清扫器处于回程胶带下方，其安装位置需要合理布置，一是要确保与压辊的有效传动，二是确保与回程胶带工作面有良好的清扫接触面积，由于滚刷清扫器与胶带机机架标高相差较多，在机架基础上采用#12槽钢配制滚刷清扫器安装所用的结构件，滚刷筒体与两侧端盖采用螺栓连接，端盖与整轴采用键连接的方式，该结构的设置以便于滚刷筒体的更换，同时还能确保滚刷清扫器在转动过程中，能够运行平稳，无窜动。4. The roller brush cleaner of the present invention is located under the return tape, and its installation position needs to be arranged reasonably. One is to ensure effective transmission with the pressure roller, and the other is to ensure a good cleaning contact area with the return tape working surface. There is a big difference in the elevation between the cleaner and the tape machine frame. On the basis of the frame, #12 channel steel is used to prepare the structural parts used for the installation of the roller brush cleaner. The roller brush cylinder and the end covers on both sides are connected by bolts, and the end cover and the whole The shaft is connected by a key, and this structure is set to facilitate the replacement of the roller brush cylinder, and at the same time, it can ensure that the roller brush cleaner can run smoothly and without movement during the rotation process.
5.本发明在分流箱外部安装有2台螺杆泵，用于将灰水混合物输送至下一级胶带输送介质表面，灰水混合物与胶带表输送的灰分一同装车后到露天矿进行回填，从而达到废水零排放的目的，达到环境保护的目的。5. In the present invention, two screw pumps are installed outside the splitter box, which are used to transport the gray-water mixture to the surface of the next-level tape conveying medium. The gray-water mixture and the ash conveyed by the tape table are loaded together and then backfilled in the open-pit mine. In order to achieve the purpose of zero discharge of waste water, to achieve the purpose of environmental protection.
6.本发明在滚刷清扫器2套滚刷前安装有2套喷淋水管，清水通过喷淋水管喷向胶带表面，一是起到降尘的作用，二是有利于胶带表面粉尘的清扫，滚刷清扫器喷淋系统初始用水为电厂循环水，在2套滚刷清扫器后（接水槽范围内）安装有板式清扫器，将皮带表面积水能够有效的清除掉，并落入接水槽内，有效保证了工作环境的清洁。6. In the present invention, 2 sets of spray water pipes are installed in front of the 2 sets of roller brushes of the roller brush cleaner, and the clear water is sprayed to the surface of the tape through the spray water pipes. One is to play the role of dust reduction, and the other is to facilitate the cleaning of the dust on the surface of the tape. The initial water for the spray system of the roller brush cleaner is the circulating water of the power plant. A plate cleaner is installed behind the two sets of roller brush cleaners (in the range of the water receiving tank) to effectively remove the water on the surface of the belt and fall into the water receiving tank , Effectively ensure the cleanliness of the working environment.
附图说明Description of drawings
附图1是本发明的结构示意图。Accompanying drawing 1 is a structural representation of the present invention.
附图2是附图1中的滚刷清扫器连接结构示意图。Accompanying drawing 2 is a schematic diagram of the connection structure of the rolling brush cleaner in the accompanying drawing 1.
其中：1、胶带驱动主滚筒，2、喷淋头，3、压辊，4、滚刷清扫器，5、板式清扫器，6、集水槽，7、溢流口，8、泥侧箱体，9、清泥口，10、水侧箱体，11、清水泵，12、刷毛，13、传动轮I，14、三角传动带，15、传动轮II，16、机架上的轴承座。Among them: 1. Belt drive main roller, 2. Spray head, 3. Pressure roller, 4. Roller brush cleaner, 5. Plate cleaner, 6. Water collection tank, 7. Overflow port, 8. Mud side box , 9, clear mud mouth, 10, water side casing, 11, clear water pump, 12, bristle, 13, transmission wheel I, 14, V-belt, 15, transmission wheel II, the bearing block on the 16, frame.
具体实施方式Detailed ways
实施例1：Example 1:
一种带式输送机胶带表面粉尘清扫装置，其组成包括：压辊3，所述的压辊安装于回程胶带非工作面，所述的压辊的一端固定有传动轮II15，所述的传动轮II分别通过三角传动带14与2个滚刷清扫器4的传动轮I13连接，所述的滚刷清扫器外边面安装有刷毛12，所述的滚刷清扫器的下方安装有集水槽6，所述的集水槽底部安装有溢流口7，所述的溢流口通过管路与分流箱连接，所述的分流箱通过隔板分为水侧箱体10、泥侧箱体8，所述的水侧箱体侧面通过管路与清水泵11连接，所述的清水泵通过管路连接喷淋头2，所述的喷淋头安装在所述的滚刷清扫器前端。A belt conveyor belt surface dust cleaning device, which consists of: pressure roller 3, the pressure roller is installed on the non-working surface of the return belt, one end of the pressure roller is fixed with a transmission wheel II15, the transmission Wheel II is respectively connected with the transmission wheels I13 of two roller brush cleaners 4 through a triangular transmission belt 14. The outer surface of the roller brush cleaners is provided with bristles 12, and the bottom of the roller brush cleaners is equipped with a sump 6. An overflow port 7 is installed at the bottom of the sump, and the overflow port is connected to the distribution box through a pipeline, and the distribution box is divided into a water side box body 10 and a mud side box body 8 through a partition. The side of the water side box is connected to the clean water pump 11 through the pipeline, and the clean water pump is connected to the spray head 2 through the pipeline, and the spray head is installed at the front end of the roller brush cleaner.
实施例2：Example 2:
根据实施例1所述的带式输送机胶带表面粉尘清扫装置，所述的压辊、所述的滚刷清扫器分别与机架上的轴承座16连接，所述的喷淋头与所述的清水泵之间的管路上安装有外部补水系统，所述的泥侧箱体底部安装有清泥口9，所述的滚刷清扫器后安装有板式清扫器5，胶带驱动主滚筒1带动回程胶带非工作面运动。According to the belt conveyor belt surface dust cleaning device described in embodiment 1, the pressure roller and the rolling brush cleaner are respectively connected to the bearing housing 16 on the frame, and the spray head is connected to the An external water replenishment system is installed on the pipeline between the clear water pumps, a mud cleaning port 9 is installed at the bottom of the mud side box, a plate cleaner 5 is installed behind the roller brush cleaner, and the belt drives the main drum 1 to drive Non-working surface movement of the return tape.
实施例3：Example 3:
根据实施例1或2所述的带式输送机胶带表面粉尘清扫装置的安装方法，该方法包括如下步骤：According to the installation method of the belt conveyor belt surface dust cleaning device described in embodiment 1 or 2, the method comprises the steps:
（1）安装于回程胶带非工作面压辊的制作与安装：(1) Production and installation of pressure roller installed on the non-working surface of the return belt:
所述的压辊采用ф219×10得碳钢管配制，其表面增面衬胶或条纹衬胶，衬胶厚度为10mm，将ф50mm、长度为1250mm整轴贯穿于压辊内部，压辊两侧采用端盖与轴连接，并进行中心找正试验，轴与压辊保持同心；轴端两侧安装有PC210轴承座各一套，轴承座的选型应采用自密封形式，压辊轴端驱动侧安装有三角带4槽传动轮，压辊整体组装工作完毕后，将压辊轴端轴承座分别安装于胶带机侧机架后，进行压辊与回程胶带的紧力调整，并进行回程胶带启动试验，压辊轴长可根据回程胶带宽进行调整；The pressure roller is made of ф219×10 carbon steel pipe. The surface of the pressure roller is lined with rubber or stripes. The thickness of the rubber lining is 10mm. The end cover is connected to the shaft, and the center alignment test is carried out. The shaft and the pressure roller are kept concentric; a set of PC210 bearing seats are installed on both sides of the shaft end. The V-belt 4-groove transmission wheel is installed. After the overall assembly of the pressure roller is completed, the bearing housings at the shaft end of the pressure roller are respectively installed on the side frame of the belt machine, and the tension between the pressure roller and the return belt is adjusted, and the return belt is started. Test, the length of the pressing roller axis can be adjusted according to the belt width of the return rubber;
（2）滚刷清扫器的制作与安装：(2) Production and installation of roller brush cleaner:
所述的滚刷清扫器筒体部分材质为PVC，外形尺寸为ф160×1000或滚刷筒体长度按胶带宽确定，毛刷单束尺寸为ф5×90，采用尼龙纤维制作，单根尼龙纤维直径为0.3mm，毛束间距为10mm，滚刷筒体通过两侧端盖与长轴相连成为整体，长轴通过安装于轴端的轴承座与胶带机机架结构件相连，轴承座的选型应采用自密封形式，由于滚刷清扫器处于胶带下方，其安装位置可以在机架基础上，采用槽钢配制滚刷清扫器安装所用的结构件；The barrel part of the roller brush cleaner is made of PVC, and its external dimensions are ф160×1000 or the length of the roller brush barrel is determined according to the tape width. The single bundle size of the brush is ф5×90, and it is made of nylon fiber. The diameter is 0.3mm, and the distance between the hair bundles is 10mm. The cylinder body of the roller brush is connected to the long shaft through the end covers on both sides to form a whole. Self-sealing form should be adopted. Since the roller brush cleaner is under the belt, its installation position can be on the basis of the frame, and channel steel is used to prepare the structural parts used for the installation of the roller brush cleaner;
所述的滚刷筒体与两侧端盖采用螺栓连接，端盖与整轴采用键连接的方式，保证主轴、滚刷筒体、两侧端盖同心；The cylinder body of the roller brush and the end covers on both sides are connected by bolts, and the end cover and the whole shaft are connected by keys to ensure that the main shaft, the cylinder body of the roller brush and the end covers on both sides are concentric;
所述的滚刷清扫器驱动端安装有三角带槽传动轮I，滚刷清扫器与压辊安装完成后，连接三角传动带，可通过各自轴承座的固定螺栓来调节压辊与回程胶带的摩擦紧力、滚刷清扫器的刷毛与胶带的接触面积、三角带的张紧力；The drive end of the brush cleaner is equipped with a V-belt groove drive wheel 1. After the roller brush cleaner and the pressure roller are installed, the V-belt is connected, and the friction between the pressure roller and the return tape can be adjusted by the fixing bolts of the respective bearing seats. Tension, the contact area between the bristles of the roller brush cleaner and the tape, and the tension of the V-belt;
（3）所述的滚刷清扫器安装完成后，根据其整体安装位置，在滚刷清扫器下方配制接水槽，接水槽整体采用5mm钢板配制，直接座于地面，胶带喷淋水、泥水混合物全部落于接水槽内部，接水槽呈倾斜布置，最低端方向为落料管位置，在接水槽内沉淀的泥水混合物可通过落料管至下一条胶带机运走，在接水槽侧板高位点布置有溢流口，清水及泥水混合物可通过此溢流口自流到下方分流箱内；(3) After the installation of the roller brush cleaner is completed, according to its overall installation position, a water receiving tank is prepared under the roller brush cleaner. The water receiving tank is made of 5mm steel plate as a whole, and it is directly seated on the ground, and the tape is sprayed with water and mud-water mixture All fall inside the water receiving tank, the water receiving tank is arranged obliquely, the lowest end direction is the position of the discharge pipe, the muddy water mixture deposited in the water receiving tank can be transported away through the discharge pipe to the next belt conveyor, at the high point of the side plate of the water receiving tank An overflow port is arranged, and the mixture of clean water and muddy water can flow into the distribution box below by itself through this overflow port;
分流箱采用槽钢作为骨架，外形尺寸为长2m、宽1.5m、高1.8m，在分流箱体顶部安装有顶进式搅拌器，防止泥水混合物的沉淀，在分流箱外部安装有2台螺杆泵，用于将灰水混合物输送至下一级胶带输送介质表面，灰水混合物与回程胶带表面输送的灰分一同装车后到露天矿进行回填；The diversion box adopts channel steel as the skeleton, and its external dimensions are 2m in length, 1.5m in width and 1.8m in height. A top-entry agitator is installed on the top of the diversion box to prevent the mud-water mixture from settling. Two screw rods are installed outside the diversion box. The pump is used to transport the gray-water mixture to the surface of the conveying medium of the next-level belt, and the gray-water mixture is loaded together with the ash conveyed on the surface of the return belt and then backfilled to the open-pit mine;
所述的滚刷清扫器的刷毛前安装有2套喷淋水管，喷淋水管直径为25mm，在喷淋水管每间隔20mm开口，直径为5mm，喷淋水喷射方向与胶带表面呈60°布置，清水通过喷淋头喷向胶带表面，滚刷清扫器喷淋系统初始用水为电厂循环水，在滚刷清扫器后并且在接水槽内，安装有板式清扫器，并采用四氟乙烯板制作，将皮带表面积水清除掉，并落入接水槽内。Two sets of spray water pipes are installed in front of the bristles of the roller brush cleaner. The diameter of the spray water pipes is 25mm. The spray water pipes are opened at intervals of 20mm and the diameter is 5mm. , clean water is sprayed to the surface of the tape through the spray head, the initial water of the spray system of the roller brush cleaner is the circulating water of the power plant, behind the roller brush cleaner and in the water receiving tank, a plate cleaner is installed, and it is made of tetrafluoroethylene board , Remove the water on the surface of the belt and drop it into the sink.
电厂加大力度对除灰胶带机系统进行粉尘综合治理，确保工作场所粉尘浓度符合国家标准，同时也为职工营造一个明亮、整洁的工作环境，申请人通过对滚刷清扫器的不断完善和创新，得到了电厂生技科、燃除部等部门各级人员的认可，并通过申请，首先在除灰#3甲侧胶带机头部进行安装试验，安装对于胶带机机架并无多大改变，并不影响机架整体强度，具体试运情况如下：The power plant has stepped up efforts to carry out comprehensive dust control on the dust removal belt conveyor system to ensure that the dust concentration in the workplace meets the national standards, and at the same time create a bright and clean working environment for employees. The applicant has continuously improved and innovated the roller brush cleaner , has been approved by the staff at all levels of the Biotechnology Department of the Power Plant, the Combustion Department and other departments, and passed the application. First, the installation test was carried out on the head of the tape machine on the side A of Ash #3. The installation did not change much for the frame of the tape machine. It does not affect the overall strength of the rack. The specific test conditions are as follows:
此次试运行滚刷清扫器运行平稳、并无轴向窜动迹象，同时，对胶带表面粉尘清扫极为干净彻底，胶带表面沟槽内的积灰同时被清除，对胶带表面并无损伤，使用白色抹布檫拭胶带表面，干净如初，但对于喷淋水的外泄以及泥水的处理上存在一定缺陷，后期又通过3个月的时间对滚刷清扫器的喷淋水系统进行完善，最终形成接水槽、分流箱、加装板式清扫器等辅助系统后，最终形成良好的预期效果，完成了除灰系统其它5条胶带机滚刷清扫器的改造和安装工作，并将此项目推广到输煤系统，并取得了良好的应用效果，最后完成滚刷清扫器及其附属系统的升级工作，增设分流箱顶进式搅拌器及用于输送灰水混合物的螺杆泵，用于将灰水混合物输送至下一级胶带输送介质表面，灰水混合物与胶带表输送的灰分一同装车后到露天矿进行回填，从而达到废水零排放的目的，达到环境保护的目的。During the test run, the roller brush cleaner ran smoothly without any signs of axial movement. At the same time, it cleaned the dust on the surface of the tape very cleanly and thoroughly. The surface of the tape was wiped with a white rag, and it was as clean as before, but there were certain defects in the leakage of spray water and the treatment of muddy water. Later, it took 3 months to improve the spray water system of the roller brush cleaner, and finally formed After receiving water tank, diverter box, and adding auxiliary systems such as plate cleaners, good expected results were finally formed, and the renovation and installation of the other five belt conveyor roller brush cleaners in the ash removal system were completed, and this project was extended to the transportation Coal system, and achieved good application results. Finally, the upgrade of the roller brush cleaner and its auxiliary systems was completed, and a top-entry agitator for the splitter box and a screw pump for conveying the gray-water mixture were added to the gray-water mixture. It is transported to the surface of the next-level belt conveying medium, and the gray-water mixture is loaded together with the ash conveyed by the belt table, and then backfilled in the open-pit mine, so as to achieve the purpose of zero discharge of waste water and the purpose of environmental protection.

Claims (3)

  1. 一种带式输送机胶带表面粉尘清扫装置，其组成包括：压辊，其特征是：所述的压辊安装于回程胶带非工作面，所述的压辊的一端固定有传动轮II，所述的传动轮II分别通过三角传动带与2个滚刷清扫器的传动轮I连接，所述的滚刷清扫器外边面安装有刷毛，所述的滚刷清扫器的下方安装有集水槽，所述的集水槽底部安装有溢流口，所述的溢流口通过管路与分流箱连接，所述的分流箱通过隔板分为水侧箱体、泥侧箱体，所述的水侧箱体侧面通过管路与清水泵连接，所述的清水泵通过管路连接喷淋头，所述的喷淋头安装在所述的滚刷清扫器前端。 A device for cleaning dust on the belt surface of a belt conveyor, which consists of: a pressure roller, characterized in that: the pressure roller is installed on the non-working surface of the return belt, and one end of the pressure roller is fixed with a transmission wheel II. The transmission wheel II is respectively connected with the transmission wheels I of the two roller brush cleaners through a triangular transmission belt. The outer surface of the roller brush cleaners is provided with bristles, and the bottom of the roller brush cleaners is equipped with a sump. An overflow port is installed at the bottom of the sump, and the overflow port is connected to the diversion box through a pipeline. The diversion box is divided into a water side box and a mud side box through a partition, and the water side The side of the box body is connected to the clean water pump through the pipeline, and the clean water pump is connected to the spray head through the pipeline, and the spray head is installed at the front end of the roller brush cleaner.
  2. 根据权利要求1所述的带式输送机胶带表面粉尘清扫装置，其特征是：所述的压辊、所述的滚刷清扫器分别与机架上的轴承座连接，所述的喷淋头与所述的清水泵之间的管路上安装有外部补水系统，所述的滚刷清扫器后安装有板式清扫器，胶带驱动主滚筒带动回程胶带非工作面运动。 The dust cleaning device on the belt surface of the belt conveyor according to claim 1, characterized in that: the pressure roller and the roller brush cleaner are respectively connected to the bearing seat on the frame, and the spray head An external water replenishment system is installed on the pipeline between the clean water pump and a plate cleaner is installed behind the roller brush cleaner, and the belt drives the main roller to drive the non-working surface of the return belt to move.
  3. 一种权利要求1或2之一所述的带式输送机胶带表面粉尘清扫装置的安装方法，其特征是：该方法包括如下步骤： A method for installing the dust cleaning device on the belt surface of a belt conveyor according to one of claims 1 or 2, characterized in that: the method comprises the following steps:
    （1）安装于回程胶带非工作面压辊的制作与安装：(1) Production and installation of pressure roller installed on the non-working surface of the return belt:
    所述的压辊采用ф219×10得碳钢管配制，其表面增面衬胶或条纹衬胶，衬胶厚度为10mm，将ф50mm、长度为1250mm整轴贯穿于压辊内部，压辊两侧采用端盖与轴连接，并进行中心找正试验，轴与压辊保持同心；轴端两侧安装有PC210轴承座各一套，轴承座的选型应采用自密封形式，压辊轴端驱动侧安装有三角带4槽传动轮，压辊整体组装工作完毕后，将压辊轴端轴承座分别安装于胶带机侧机架后，进行压辊与回程胶带的紧力调整，并进行回程胶带启动试验，压辊轴长可根据回程胶带宽进行调整；The pressure roller is made of ф219×10 carbon steel pipe. The surface of the pressure roller is lined with rubber or stripes. The thickness of the rubber lining is 10mm. The end cover is connected to the shaft, and the center alignment test is carried out. The shaft and the pressure roller are kept concentric; a set of PC210 bearing seats are installed on both sides of the shaft end. The V-belt 4-groove transmission wheel is installed. After the overall assembly of the pressure roller is completed, the bearing housings at the shaft end of the pressure roller are respectively installed on the side frame of the belt machine, and the tension between the pressure roller and the return belt is adjusted, and the return belt is started. Test, the length of the pressing roller axis can be adjusted according to the belt width of the return rubber;
    （2）滚刷清扫器的制作与安装：(2) Production and installation of roller brush cleaner:
    所述的滚刷清扫器筒体部分材质为PVC，外形尺寸为ф160×1000或滚刷筒体长度按胶带宽确定，毛刷单束尺寸为ф5×90，采用尼龙纤维制作，单根尼龙纤维直径为0.3mm，毛束间距为10mm，滚刷筒体通过两侧端盖与长轴相连成为整体，长轴通过安装于轴端的轴承座与胶带机机架结构件相连，轴承座的选型应采用自密封形式，由于滚刷清扫器处于胶带下方，其安装位置可以在机架基础上，采用槽钢配制滚刷清扫器安装所用的结构件；The barrel part of the roller brush cleaner is made of PVC, and its external dimensions are ф160×1000 or the length of the roller brush barrel is determined according to the tape width. The single bundle size of the brush is ф5×90, and it is made of nylon fiber. The diameter is 0.3mm, and the distance between the hair bundles is 10mm. The cylinder body of the roller brush is connected to the long shaft through the end covers on both sides to form a whole. Self-sealing form should be adopted. Since the roller brush cleaner is under the belt, its installation position can be on the basis of the frame, and channel steel is used to prepare the structural parts used for the installation of the roller brush cleaner;
    所述的滚刷筒体与两侧端盖采用螺栓连接，端盖与整轴采用键连接的方式，保证主轴、滚刷筒体、两侧端盖同心；The cylinder body of the roller brush and the end covers on both sides are connected by bolts, and the end cover and the whole shaft are connected by keys to ensure that the main shaft, the cylinder body of the roller brush and the end covers on both sides are concentric;
    所述的滚刷清扫器驱动端安装有三角带槽传动轮I，滚刷清扫器与压辊安装完成后，连接三角传动带，可通过各自轴承座的固定螺栓来调节压辊与回程胶带的摩擦紧力、滚刷清扫器的刷毛与胶带的接触面积、三角带的张紧力；The drive end of the brush cleaner is equipped with a V-belt groove drive wheel 1. After the roller brush cleaner and the pressure roller are installed, the V-belt is connected, and the friction between the pressure roller and the return tape can be adjusted by the fixing bolts of the respective bearing seats. Tension, the contact area between the bristles of the roller brush cleaner and the tape, and the tension of the V-belt;
    （3）所述的滚刷清扫器安装完成后，根据其整体安装位置，在滚刷清扫器下方配制接水槽，接水槽整体采用5mm钢板配制，直接座于地面，胶带喷淋水、泥水混合物全部落于接水槽内部，接水槽呈倾斜布置，最低端方向为落料管位置，在接水槽内沉淀的泥水混合物可通过落料管至下一条胶带机运走，在接水槽侧板高位点布置有溢流口，清水及泥水混合物可通过此溢流口自流到下方分流箱内；(3) After the installation of the roller brush cleaner is completed, according to its overall installation position, a water receiving tank is prepared under the roller brush cleaner. The water receiving tank is made of 5mm steel plate as a whole, and it is directly seated on the ground, and the tape is sprayed with water and mud-water mixture All fall inside the water receiving tank, the water receiving tank is arranged obliquely, the lowest end direction is the position of the discharge pipe, the muddy water mixture deposited in the water receiving tank can be transported away through the discharge pipe to the next belt conveyor, at the high point of the side plate of the water receiving tank An overflow port is arranged, and the mixture of clean water and muddy water can flow into the distribution box below by itself through this overflow port;
    分流箱采用槽钢作为骨架，外形尺寸为长2m、宽1.5m、高1.8m，在分流箱体顶部安装有顶进式搅拌器，防止泥水混合物的沉淀，在分流箱外部安装有2台螺杆泵，用于将灰水混合物输送至下一级胶带输送介质表面，灰水混合物与回程胶带表面输送的灰分一同装车后到露天矿进行回填；The diversion box adopts channel steel as the skeleton, and its external dimensions are 2m in length, 1.5m in width and 1.8m in height. A top-entry agitator is installed on the top of the diversion box to prevent the mud-water mixture from settling. Two screw rods are installed outside the diversion box. The pump is used to transport the gray-water mixture to the surface of the conveying medium of the next-level belt, and the gray-water mixture is loaded together with the ash conveyed on the surface of the return belt and then backfilled to the open-pit mine;
    所述的滚刷清扫器的刷毛前安装有2套喷淋水管，喷淋水管直径为25mm，在喷淋水管每间隔20mm开口，直径为5mm，喷淋水喷射方向与胶带表面呈60°布置，清水通过喷淋头喷向胶带表面，滚刷清扫器喷淋系统初始用水为电厂循环水，在滚刷清扫器后并且在接水槽内，安装有板式清扫器，并采用四氟乙烯板制作，将皮带表面积水清除掉，并落入接水槽内。Two sets of spray water pipes are installed in front of the bristles of the roller brush cleaner. The diameter of the spray water pipes is 25mm. The spray water pipes are opened at intervals of 20mm and the diameter is 5mm. , clean water is sprayed to the surface of the tape through the spray head, the initial water of the spray system of the roller brush cleaner is the circulating water of the power plant, behind the roller brush cleaner and in the water receiving tank, a plate cleaner is installed, and it is made of tetrafluoroethylene board , Remove the water on the surface of the belt and drop it into the sink.
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